Innovation and Emerging Technologies,
Journal Year:
2024,
Volume and Issue:
11
Published: Jan. 1, 2024
The
ever-increasing
demand
for
specialized
products
and
large
stipulation
of
personalized
healthcare
result
in
accelerated
development
modified
three-dimensional
(3D)-printed
surfaces
medical
devices
implants.
amalgamation
surface
modification
techniques
with
3D
printing
is
believed
to
be
a
time-saving
cost-efficient
method
capable
satisfying
multiple
demands.
This
convergence
positions
surface-modified
as
an
exemplary
methodology
the
realm
biomedicine.
review
article
aims
elucidate
various
functionalization
strategies
available
biomedical
applications,
such
deposition
processing,
etching
treatment,
self-assembly
polymerization,
grafting,
delves
into
distinctive
advantages
conferred
by
these
strategies,
superwetting,
enhanced
biocompatibility,
antibacterial
action,
anticorrosive
properties.
Furthermore,
provides
overview
practical
implementation
real-world
scenarios;
addition
outlining
positive
aspects,
this
offers
insights
prospective
potential
challenges
associated
application
real
world.
Discover Materials,
Journal Year:
2025,
Volume and Issue:
5(1)
Published: Jan. 9, 2025
Achieving
the
ideal
replacement
for
robust
biological
tissues
requires
biocompatible
materials
with
a
nuanced
blend
of
characteristics,
including
organ
specific
toughness,
durability,
self-repairing
capability,
and
well-defined
structure.
Hydrogels,
structured
high
water
containing
3D-crosslinked
polymeric
networks,
present
promising
avenue
in
biomedical
applications
due
to
their
close
resemblance
natural
tissues.
However,
mechanical
performance
often
falls
short,
limiting
clinical
applications.
Recent
research
has
been
focused
on
developing
hydrogel
therapeutic
advancements
have
spurred
researchers
develop
hydrogels
having
acceptable
toughness.
While
it
is
now
possible
tailor
properties
synthetic
gels
mimic
those
tissues,
critical
aspects
such
as
biocompatibility
crosslinking
strategies
are
frequently
neglected.
This
review
scrutinizes
structural
techniques
designed
improve
toughness
hydrogels,
focusing
especially
innovative
efforts
integrate
these
enhancements
into
natural-based
hydrogels.
By
thoroughly
examining
methodologies,
sheds
light
complexities
strengthening
will
propose
valuable
insights
development
next-generation
tissue
substitutes.
Cellulose,
a
natural
biopolymer,
offers
strong
potential
for
sustainable
packaging
due
to
its
impressive
mechanical,
thermal,
and
barrier
properties.
However,
high
hydrophilicity
remains
key
challenge
industrial
applications.
This
review
delves
into
both
chemical
physical
methods
enhance
nanocellulose's
hydrophobicity
while
also
exploring
the
incorporation
of
reinforcing
fillers
like
antioxidants,
antibacterial
agents
(e.g.,
tannins,
lignin),
nanoclays
improve
functionality
in
active
packaging.
Additionally,
advanced
surface
modifications
using
compounds,
such
as
stearic
acid,
silanes,
treatments,
cold
plasma,
are
discussed.
By
providing
detailed
insights
these
techniques
materials,
this
serves
practical
guide
researchers,
especially
laboratory
settings,
assess
feasibility
applying
innovations
their
own
work.
Ultimately,
it
aims
advance
development
nanocellulose-based
solutions,
offering
balance
among
sustainability,
enhanced
performance,
scientific
guidance.
Macromolecular Materials and Engineering,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Oct. 10, 2024
Abstract
This
study
explores
the
3D/4D
printing
of
polylactic
acid
(PLA)
composites
reinforced
with
natural
particles
from
mussels
PLA
(MPLA)
and
wheat
(WPLA)
using
fused
filament
fabrication
(FFF).
The
employs
functionally
graded
(FG)
multi‐material
(MM)
processes
emphasizing
biodegradable
bio‐derived
materials.
Shape
memory
polymer
(SMPCs)
various
MM
FG
combinations
are
printed
examined.
microstructure,
mechanical
properties,
flammability,
shape
characteristics
these
SMPCs
evaluated.
findings
demonstrate
that
incorporating
mussel
enhances
performance
PLA,
a
reduced
burning
rate
compared
to
pure
samples.
A
sandwich
composite
structure
shows
superior
strength
in
compression,
tensile,
three‐point
bending
tests,
WMWFG
samples
exhibiting
106%
increase
tensile
WPLA
recovery
fixity
4D‐printed
investigated
specimens
reveal
highest
ratio
≈
93.3%
±
1%.
These
highlight
potential
for
diverse
applications,
spanning
morphing,
human‐material
interaction,
engineering.
Additionally,
research
contributes
sustainability
by
promoting
material
consumption
waste
generation,
as
demonstrated
creating
reusable
lightweight
objects
such
miniature
pots,
cutlery,
holders,
grippers,
wrappers.
Multifunctional
soft
robots
are
emerging
as
a
new-generation
intelligent
device
for
challenging
environments.
To
meet
the
requirements
of
smart
applications
and
robotics,
developing
actuator
capable
multiple
functions
mechanical
deformation
is
essential.
In
this
study,
we
designed
free-standing
magnetic
constructed
from
iron
oxide
(Fe2O3)
nanoparticles
poly(vinyl
alcohol)
(PVA),
that
responds
to
both
moisture
fields.
We
used
computational
modeling
(density
functional
theory
ab
initio
molecular
dynamics)
explain
experimental
findings
demonstrating
high-bending
angle
(∼150°),
which
about
twice
large
under
combined
field
exposure
compared
their
individual
effect.
Additionally,
flower-shaped
robot
was
by
using
continuous
bending
in
response
changes,
performing
directional
an
ambient
environment.
These
demonstrate
material's
sensitivity
fields,
opening
up
new
possibilities
designing
responsive
structures
industry.
ACS Applied Bio Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 12, 2024
Wound
care
is
a
flourishing
branch
of
healthcare
wherein
great
amount
research
devoted
to
develop
competent
wound
dressings.
Safe,
cost-effective,
and
biocompatible
dressings
aid
in
healing
without
inflicting
external
trauma
subsequent
scar
formation.
Toward
this,
we
have
attempted
robust
dressing
material
with
self-healing
antibacterial
properties.
We
cross-linked
chitosan
4-formyl
phenylboronic
acid
(4-FPBA)
situ
generated
dehydroascorbic
(DHA)
utilizing
the
dynamic
imine
boronate
ester
linkages.
Displaying
channeled
microstructure
SEM
micrographs,
hydrogel
exhibits
massive
water
uptake
capacity
∼900%
at
acidic
pH.
The
could
completely
self-heal
within
3
min,
results
are
further
supported
by
rheological
analysis.
By
virtue
positive
surface
charge,
it
shows
promising
tissue
adhesive
property.
Moreover,
affords
clean
compliant
removal
from
via
dissolution
induced
dopamine
potentially
reduce
secondary
scarring
peeling
significantly
act
against
skin
infections
caused
Comprehensive Reviews in Food Science and Food Safety,
Journal Year:
2024,
Volume and Issue:
23(6)
Published: Nov. 1, 2024
Food
packaging
is
essential
for
preserving
food
safety
and
quality
while
also
addressing
environmental
concerns.
Designers
are
at
the
forefront
of
developing
solutions
that
not
only
meet
functional
requirements
but
align
with
evolving
consumer
preferences
sustainability
To
inform
designers,
this
paper
discusses
fundamental
principles
technology,
encompassing
aspects
such
as
preservation,
distribution,
marketing,
usability,
disposal.
It
provides
examples
innovations
in
active
smart
packaging,
nanotechnology,
material
biodegradability,
recyclability,
well
strategies
to
reduce
waste.
By
providing
future
designers
knowledge
these
insights,
we
hope
encourage
them
contribute
needs
consumers
environment.
